Home / 18,303.95-25,260.74-10,346.24

Finding the Fourth Proportional to 18,303.95, 25,260.74 and 10,346.24

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Solution

The fourth proportional to 18,303.95, 25,260.74 and 10,346.24 is: 14,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303.95 : 25,260.74 = 10,346.24 : x
  2. Step 2: Convert to fraction form
    18,303.95/25,260.74 = 10,346.24/x
  3. Step 3: Cross multiply
    18,303.95x = 25,260.74 × 10,346.24
  4. Step 4: Simplify right side
    18,303.95x = 261,353,626.89
  5. Step 5: Solve for x
    x = 261,353,626.89/18,303.95
  6. Step 6: Final answer
    x = 14,278.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.